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<html lang="en">
	<head>
		<title>three.js webgl - materials - TGA texture</title>
		<meta charset="UTF-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<link type="text/css" rel="stylesheet" href="main.css">
	</head>
	<body>
		<div id="info">
			<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - TGA texture example by <a href="https://github.com/DaoshengMu/" target="_blank" rel="noopener">Daosheng Mu</a>
		</div>

		<script type="importmap">
			{
				"imports": {
					"three": "../build/three.module.js",
					"three/addons/": "./jsm/"
				}
			}
		</script>

		<script type="module">

			import * as THREE from 'three';

			import Stats from 'three/addons/libs/stats.module.js';

			import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
			import { TGALoader } from 'three/addons/loaders/TGALoader.js';

			let camera, scene, renderer, stats;

			init();

			function init() {

				const container = document.createElement( 'div' );
				document.body.appendChild( container );

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.1, 100 );
				camera.position.set( 0, 1, 5 );

				scene = new THREE.Scene();

				//

				const loader = new TGALoader();
				const geometry = new THREE.BoxGeometry();

				// add box 1 - grey8 texture

				const texture1 = loader.load( 'textures/crate_grey8.tga' );
				texture1.colorSpace = THREE.SRGBColorSpace;
				const material1 = new THREE.MeshPhongMaterial( { color: 0xffffff, map: texture1 } );

				const mesh1 = new THREE.Mesh( geometry, material1 );
				mesh1.position.x = - 1;

				scene.add( mesh1 );

				// add box 2 - tga texture

				const texture2 = loader.load( 'textures/crate_color8.tga' );
				texture2.colorSpace = THREE.SRGBColorSpace;
				const material2 = new THREE.MeshPhongMaterial( { color: 0xffffff, map: texture2 } );

				const mesh2 = new THREE.Mesh( geometry, material2 );
				mesh2.position.x = 1;

				scene.add( mesh2 );

				//

				const ambientLight = new THREE.AmbientLight( 0xffffff, 1.5 );
				scene.add( ambientLight );

				const light = new THREE.DirectionalLight( 0xffffff, 2.5 );
				light.position.set( 1, 1, 1 );
				scene.add( light );

				//

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.setAnimationLoop( animate );
				container.appendChild( renderer.domElement );

				//

				const controls = new OrbitControls( camera, renderer.domElement );
				controls.enableZoom = false;

				//

				stats = new Stats();
				container.appendChild( stats.dom );

				//

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				renderer.setSize( window.innerWidth, window.innerHeight );

			}


			function animate() {

				renderer.render( scene, camera );
				stats.update();

			}

		</script>
	</body>
</html>
